This document discusses best practices for direct mail marketing. It dispels common myths that direct mail is ineffective or outdated. US direct mail spending has remained consistent, and direct mail delivers a strong return on investment compared to other channels. The document recommends synchronizing direct mail with digital channels to boost response rates. Aligning direct mail drops with online ad spending can increase impressions, click-through rates, and conversions. Personalizing direct mail to make offers relevant for recipients also improves response rates.